* {
    /* 全局配置 */
    margin: 0;
    padding: 0;
}

body {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(200deg, #cbdcf5, #fce7ef);
    flex-direction: column;
    justify-content: center;
}

h1 {
    text-align: center;
    margin-bottom: 25px;
    /* 大写 */
    text-transform: uppercase;
    color: #fff;
    /* 字间距 */
    letter-spacing: 5px;
}

a {
    width: 20%;
    margin-top: 12px;
    margin-bottom: 12px;
    background-color: #f6f6f6;
    outline: none;
    border-radius: 8px;
    padding: 13px;
    color: #6262ad;
    letter-spacing: 2px;
    border: none;
    cursor: pointer;
}
p {
    text-align: center;
}